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53007155964 = 22327210345857
BaseRepresentation
bin110001010111011110…
…010000001011111100
312001211011022112002200
4301113132100023330
51332024312442324
640203503151500
73554365251210
oct612736201374
9161734275080
1053007155964
1120531180914
12a333ba5590
134cc9a8b459
1427cbc7a940
1515a389dec9
hexc577902fc

53007155964 has 36 divisors (see below), whose sum is σ = 153131784624. Its totient is φ = 15144901632.

The previous prime is 53007155941. The next prime is 53007156001. The reversal of 53007155964 is 46955170035.

53007155964 is a `hidden beast` number, since 5 + 30 + 0 + 7 + 1 + 559 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105172677 + ... + 105173180.

It is an arithmetic number, because the mean of its divisors is an integer number (4253660684).

Almost surely, 253007155964 is an apocalyptic number.

It is an amenable number.

53007155964 is an abundant number, since it is smaller than the sum of its proper divisors (100124628660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53007155964 is a wasteful number, since it uses less digits than its factorization.

53007155964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210345874 (or 210345869 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The spelling of 53007155964 in words is "fifty-three billion, seven million, one hundred fifty-five thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 210345857 420691714 631037571 841383428 1262075142 1472420999 1893112713 2524150284 2944841998 3786225426 4417262997 5889683996 7572450852 8834525994 13251788991 17669051988 26503577982 53007155964